搭建NAT网关就是为了实现在相同VPC内，没有公网IP的ECS借助有公网的ECS访问外网，或者是外网通过端口映射访问到内网服务器。 SNAT：实现没有公网IP的ECS实例借助有公网的ECS访问外网，但是外网无法访问到内网IP； DNAT：实现外网通过端口映射访问到内网服务器，但是不能实现内网ECS访问到外网。一共三个步骤：第一步：开启ECS的ip转发功能这步只在有公网的ECS上操作：...

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更新时间 2024-07-27 06:51:49

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